Home / 1,858,096.40-2,785,261.48-1,259,118.09

Finding the Fourth Proportional to 1,858,096.40, 2,785,261.48 and 1,259,118.09

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Solution

The fourth proportional to 1,858,096.40, 2,785,261.48 and 1,259,118.09 is: 1,887,401.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,096.40 : 2,785,261.48 = 1,259,118.09 : x
  2. Step 2: Convert to fraction form
    1,858,096.40/2,785,261.48 = 1,259,118.09/x
  3. Step 3: Cross multiply
    1,858,096.40x = 2,785,261.48 × 1,259,118.09
  4. Step 4: Simplify right side
    1,858,096.40x = 3,506,973,111,700.38
  5. Step 5: Solve for x
    x = 3,506,973,111,700.38/1,858,096.40
  6. Step 6: Final answer
    x = 1,887,401.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.